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Product Description

Grand National III Caliper
Wilwood’s GN lll is a time proven caliper that has been widely used with 5 on 5 hubs for stock car, road course, and off-road competition. The 3.50” mount configuration (also available in 6.00” mount) incorporates this legacy of enduring performance, with options available for the latest brake system heat management technology.

TC6 Radial Mount Caliper
The TC 6R Radial Mount Caliper represents a complete new generation of refinement in Big Brake Technology from Wilwood. Six stainless pistons captured within a massive high strength forged aluminum body generate the stopping power and durability to stylishly handle the heavy loads of custom late model trucks and sport utility vehicles.

W6A Radial Mount Caliper
The W6A forged six piston caliper delivers heavy duty stopping power for the road or track. The caliper incorporates race technology into a body design with widespread adaptability. Radial mounting, two options for piston volume, and a redisigned rotor diameter range from 12.19” to 15.00” give this caliper the versatility necessary to suit all types of heavy weight braking requirements.

W4A Radial Mount Caliper
The W4A forged four piston caliper delivers heavy duty stopping power for the road or track. The caliper incorporates race technology into a body design with widespread adaptability. Radial mounting, four options for piston volume, and a newly increased rotor diameter ranging from 12.19” to 15.00” give this caliper the versatility necessary to suit all types of heavy weight braking requirements.

Billet Superlite 6 Radial Mount Caliper
The billet SL6R series adds the versatility and convenience of radial mounting to this widely popular caliper group. Radial mounting simplifies adaptation and provides two planes of adjustment for accurate alignment over the disc. These calipers integrate “Big Brake” style with Wilwood’s latest technology to generate big stopping power in extreme environments over a broad range of vehicle applications.

Billet Superlite 4R Radial Mount Caliper
This specially configured Superlite SL4R narrow body caliper features an increased bridge radius to allow proper pad alignment and bridge clearance for use with 13.00” to 14.00” diameter rotors. A special body design is used with 16mm pads to provide the narrowest possible profile for tight clearance applications. Radial mounting simplifies adaptation and provides two planes of adjustment for accurate alignment over the disc.

Billet Superlite 4 Lug Mount Caliper
The billet SL4 caliper incorporates Wilwood’s latest technology in a conventional 3.50” centered lug mount design, with weights starting at 4.94 pounds. This caliper series has been structurally designed for high clamping efficiency and low deflection in a body width compatible with all wide 5 and 5 × 5 style hubs. It is a direct replacement for all other Superlite style calipers.

Forged Superlite Internal Calipers
The Superlite caliper series is the benchmark in short track, late model, modified and open wheel competition. It also enjoys prominence in a variety of road-race, off-road, rally and sport driving applications. The new FSLI model series is the latest innovation to this Superlite family of calipers. It has been redesigned with internal fluid ports that eliminate the external fluid cross-over tubes, along with any potential problems that could arise from a damaged tube. The transfer tube has been replaced with two additional bleed screw assemblies which allows this group of symmetrical piston bore models to be mounted either right or left in a leading or trailing position.

FNSL6R Calipers
The Forged Narrow Superlite 6R (FNSL6R) is our newest version for the venerable Superlite caliper series adds the versatility and convenience of radial mounting to this widely popular caliper group. Radial mounting simplifies adaptation and provides two planes of adjustment for accurate alignment over the disc. These calipers integrate “Big Brake” style with Wilwood’s latest technology to generate big stopping power in extreme environments over a broad range of vehicle applications.

FNSL4R Calipers
The Forged Narrow Superlite 4R (FNSL4R) is our newest version for the venerable Superlite caliper series adds the versatility and convenience of radial mounting to this widely popular caliper group. Radial mounting simplifies adaptation and provides two planes of adjustment for accurate alignment over the disc. These calipers integrate “Big Brake” style with Wilwood’s latest technology to generate big stopping power in extreme environments over a broad range of vehicle applications.

Billet Narrow Superlite 6R Radial Mount Calipers
The billet SL6R series adds the versatility and convenience of radial mounting to this widely popular caliper group. Radial mounting simplifies adaptation and provides two planes of adjustment for accurate alignment over the disc. These calipers integrate “Big Brake” style with Wilwood’s latest technology to generate big stopping power in extreme environments over a broad range of vehicle applications.

Billet Narrow Superlite 4R Radial Mount Calipers
The Superlite caliper series has set the standard for many years in short track, late model, modified and open wheel competition. It has also enjoyed prominence in a variety of road-race, off-road, rally and sport driving applications. Starting at 4.40 pounds, the Forged Billet Superlite (FSL) is the newest innovation to this series from Wilwood. New and adaptive technologies have been applied providing substantial improvements in strength, fluid volume displacement, and overall performance.

D8-6 Calipers
D8-6 calipers are a direct bolt-on replacement for the OE calipers on all 1965-82 Corvettes. Forged billet aluminum bodies, stainless steel pistons, and high-temperature seals put an end to the rust, bore pitting and seal failures that plague the OE caliper design. D8-6 calipers provide low-maintenance performance, a huge weight savings, high temperature reliability, and the added benefit of six piston pad clamping power. D8-6 calipers mount in the stock location over stock rotors, use the original style D8 brake pads, and fit snugly inside most ’67 or newer production wheels. Some wheels, including the 1965-66 OE “JK” code steel wheels and a few aftermarket replica alloy wheels, will require a 3/16” or wider wheel spacer for clearance.

D8-4 Calipers
D8-4 calipers are a direct bolt-on replacement for the OE calipers on all 1965-82 Corvettes. Forged billet aluminum bodies, stainless steel pistons and high-temperature seals put an end to the rust, bore pitting and seal failures that plague the OE caliper design. D8-4 calipers provide low-maintenance performance, a huge weight savings, and high temperature reliability for street or track. D8-4 calipers mount in the stock location over stock rotors, use the original style D8 brake pads, and fit snugly inside most ’67 or newer production wheels. Some wheels, including the 1965-66 OE “JK” code steel wheels and a few aftermarket replica alloy wheels, will require a 3/16” or wider wheel spacer for clearance.

Forged DPHA Calipers
Wilwood’s new DynaPro Honda/Acura Caliper (DPHA) for Honda and Acura models originally equipped with 262mm diameter rotors. These calipers bolt directly to the stock mounts on factory spindles, fit over the OE 262mm diameter rotor and accept the OE brake hose with a 10mm x 1.5 banjo bolt. Designed around Wilwood’s proven DynaPro series four piston calipers, the forged billet bodied DPHA caliper delivers high-strength clamping force and positive stopping power. Four stainless steel pistons provide fully balanced pad loading, along with the corrosion resistance and thermal retardant qualities of the stainless alloy that will keep your calipers cooler and running trouble free for many more miles. Calipers work perfectly with the most OE master cylinder sizes and ABS functions, and are available with either black or red high-gloss, high-temp, brake fluid resistant sealed powder coat and feature Wilwood’s signature logo.

GM D52 Dual Piston Calipers
The D52 caliper is a direct bolt-on 2 piston replacement for the factory original single calipers on many 1968-96 GM Passenger Vehicles and Trucks. Forged billet aluminum bodies, stainless steel pistons, and competition style high-temperature seals put and end to the rust, bore pitting, and seal failures that plague the OE caliper design. D52 calipers provide low-maintenance performance and a huge weight savings with high temperature reliability for the street and track.

D154 Single and Dual Piston Floater Calipers
Wilwood’s D154 forged billet caliper is a direct bolt-on,lightweight, high-strength, extreme duty alternative to the OE cast iron calipers that were used on a wide range of factory disc brake equipped mid size GM cars and small trucks beginning in 1978. Use of this caliper can still be found on some GM models as late as the year 2002. The wide spread and affordable availability of D154 calipers and brake pad compounds also made it a popular choice in a number of restricted class competition categories and drum to disc conversions on all types of hot rods and street machines.

GM Single Piston Calipers
Wilwood’s GM-III caliper represents the latest refinements in caliper design and manufacturing through solid modeling and stress simulation programs. The result is the most rigid, highest torque, lightweight aluminum caliper with weights starting at 3.36 pounds.

Dynapro 6 Piston Lug Mount Calipers
The DP6 marks a noteworthy step in the evolution of the DynaPro caliper series. DP6 calipers offer the performance advantages of a larger pad and a six piston differential bore configuration, with complete bolt-on interchange ability to the four piston 5.25” lug mount DynaPro models, and the long standing Dynalite caliper series.

Dynapro 4 Piston Radial Mount Calipers
DynaPro four piston radial mount calipers combine pure race technology with a new generation of Wilwood performance enhancements. The DynaPro combines the versatility of radial mounting with a sleek profile, superior strength, and extreme durability in adverse conditions. With an overall weight as light as 3.58 pounds, the DynaPro has become a favored choice for a broad range of sports, rally, and off-road driving applications.

Forged Narrow Dynalite Calipers
Wilwood’s new Forged Narrow Mount Dynalite (FNDL) calipers are ideal for and widely used in many competition applications including late models,modifieds, sprints, off road and road racing. Computer generated design and stress analysis technology, is the latest innovation from Wilwood providing substantial improvements in strength and performance over all comparable caliper models.

Narrow Dynalite Radial Mount Calipers
Wilwood’s Billet Narrow Mount Dynalite (NDL) Radial Mount caliper series continues to grow in popularity over a wide range of racing and high performance applications. Starting at 2.70 pounds, this compact and lightweight proven performer is now available in a radial mount configuration. The Billet NDLR calipers can be directly mounted over studs, or used with a radial mount bracket kit in place of a tab mount caliper.

Narrow Dynapro Lug Mount Calipers
Narrow Mount DynaPro (NDP) forged billet calipers represent the next generation of calipers available as an upgrade or direct replacement for the popular Narrow Mount Dynalite model series with 3.50” mounting. NDP calipers combine superior strength with several new performance enhancements to make these the best “Dyna” series calipers ever built.

Dynapro Lug Mount Calipers
The DynaPro Lug Mount (DP) forged billet caliper represents the newest generation of calipers available as an upgrade or replacement for applications previously using the long-standing Dynalite model series. DP calipers combine pure race technology with several new exclusive Wilwood performance enhancements. A sleek profile with superior strength and a fully detail machined finish provide the performance and looks for competition or show.

Dynapro Dust-Boot Calipers
The DynaPro Dust Boot (DP-DB) forged billet caliper represents the newest generation of calipers available as an upgrade or replacement for applications previously using the long-standing Dynalite model series. DP calipers combine pure race technology with several new exclusive Wilwood performance enhancements. DP-DB calipers incorporate a new aluminum piston and dust boot sealing system primarily for non-U.S. markets that may require external sealing of caliper pistons.

Forged Dynapro Lug Mount Low-Profile Calipers
The Forged DynaPro-Low Profile Lug Mount (FDP-LP) forged billet caliper represents the newest generation of calipers available as an upgrade or replacement for applications previously using the long-standing Dynalite model series. DP calipers combine pure race technology with several new exclusive Wilwood performance enhancements. A sleek profile with superior strength and a forged machined finish provide the performance and looks for competition or show. Especialy designed for limited outboard rotor hat clearance and narrow swept area rotors.

Combination P-Brake Calipers
Wilwood’s Combination Parking Brake (CPB) Hydra-Mechanical Caliper uses hydraulic pressure for stopping and a mechanical locking mechanism for a parking brake. This redesigned unit provides new options for drum brake conversions and disc upgrades on rear axles that are not conducive to internal shoe systems. This caliper, when matched with the correctly proportionate rotor diameter, provides balanced bias and brake performance for use in conjunction with front wheel brake upgrades.

Forged Dynalite Calipers
The Forged Billet Dynalite has wide spread application over many forms over motorsports. It serves as the base model in the majority of Wilwood’s Bolt-On Disc Brake Kits. The latest applied developments and innovations in caliper design and manufacturing processes have resulted in substantial improvements in strength and performance over all comparable models.

Powerlite Calipers
The Powerlite four piston radial mount caliper starts at 2.26 pounds with a sleek profile, superior strength, lightweight and durable in higher temperature situations. Easily adapted to a wide range of sports, rally, and off road driving applications.

GP320 Calipers
The GP 320 billet four piston caliper is a compact, high efficiency performer. Weighing just 1.70 pounds, it was purpose built as an upgrade with increased pad size over two piston calipers on lightweight open wheeled racecars. The GP 320 is also well suited to other performance and racing applications including, but not limited to karts, motorcycles, mini-sprints, and formula sports racers. The GP 320 bridge configuration will accommodate rotors between .75” and .81” thick, with overall diameters between 9.00” and 11.50”.

Dynapro Single Calipers
The DynaPro Single Lightweight( DPS-LW) billet caliper is the newest generation of calipers available as an upgrade or replacement for applications previously using the Dynalite Single (DLS) series. DPS calipers combine superior strength with performance enhancements to make these the best “Dyna” series calipers ever. Lightweight design insures sufficient clearance in tight situations like Sprint Car front ends.

Dynalite Single Calipers
Wilwood’s Billet Dynalite Single utilizes close tolerance design and manufacturing techniques which results in the most rigid, lightweight and attractive caliper in the evolution of the Dynalite Single Series. Starting at 1.58 pounds, the Billet Dynalite Single is perfect for compact high performance braking as required in Open Wheel, Drag, Modified, Kart, Motorcycle and Off Road applications.

Dynalite Single Floater Calipers
Wilwood’s Dynalite Single Floater is a single piston billet caliper designed for Open Wheel, Drag Race, Karting and Motorcycle applications. The rigid outboard anvil half’s low profile design allows it to fit in tight clearance situations where opposed piston designs will not. Weighing just 1.40 pounds, the caliper uses the same .49” thick, 1.1 cubic inch Dynalite Single quick change pads. Multiple 1/8-27 NPT inlet and bleed screw locations allow for versatile mounting positions. It comes with precision machined dry lubricated slide pins for bind-free operation. The Dynalite Single Floater is black anodized to resist corrosion and fits rotors from .25” to .38” wide and diameters from 6.00” to 13.00”.

Billet Spot Caliper Calipers
Wilwood’s 1.75” diameter single piston Billet Spot Caliper is ideal for Micro and Mini Sprint, Kart, Off Road, Motorcycle, Drag Race Spindle Mount and industrial applications. Designed for light duty use, this floating caliper weighs just 1.20 pounds and holds a round .25” thick, .7 cubic inch brake pad, and accommodates rotors from 6.00” to 13.00” diameter and widths starting at .12”. Maximum rotor width can be adjusted by specific bracket and spacer dimensions. The pads are held in place by stainless steel 10-24 x .38” long flat head cap screw (screws are included), and the caliper is available black anodized.

Dynalite Single III Calipers
The Dynalite Single series fixed mount opposed twin piston design provides high torque performance housed in a rugged permanent mold premium grade alloy cast body. Applications range from industrial, snowmobile, ATV’s all the way up to light duty aircraft utilizing large 1.75” bore pistons. Available for rotor widths from .19” to .35” with diameters from 6.00” to 13.00”. Uses Wilwood type 7012 brake pads available in a full range of compounds to match rotor materials and application requirements.

GP200 Caliper Calipers
The GP 200 billet caliper represents the newest lightweight (only .90 pounds) caliper specifically designed for tight fit applications while utilizing a standard 2.38” lug mount. The GP 200 combines superior strength with a black anodized finish along with several new performance features. The strength of the GP 200 is a combination of process and design. GP 200 calipers are fully CNC machined from premium grade alloy billet. The FEA generated body design incorporates a highly fortified transition between the piston housings and the bridges. Strengthening this critical area of the caliper has substantially increased its resistance to deflection and body separation under load.

Motorcycle Calipers
Wilwood’s GP310 motorcycle disc brake caliper has been designed and engineered for use on 1984 – present Harley-Davidson® Motorcycles. Built around a 4-piston, high performance powerhouse, this billet aluminum caliper brings distinctive, bolt-on styling: Direct leg-mounted calipers are available for all single and dual disc models (except Springer and 4-speed FL models), as well as the 1983 XR 1000.

Stealth Calipers
Don’t hide your custom wheels! Show them off with the new Stealth brake system’s revolutionary design.

SC1 / SC2 / SC3 Calipers
These floating die cast aluminum calipers are strong, compact and an inexpensive answer to the braking needs of recreational, agricultural and industrial vehicles. Lightweight, starting from 1.1 pounds and fits rotors from .15” to .25” thick. Features include a single piston design available in either 1.06”, 1.19” or 1.25” bore size. Calipers include a fitted dust seal to prevent ingress of environmental contamination, dual bleed screws for versatility in mounting position and fluid inlets in M10 × 1.0 banjo.

Kart Calipers
Our Kart/Jr. Dragster Caliper is designed specifically for racing. A unique self retracting and adjusting piston system has been incorporated which enables the piston to retract as the brake line pressure is reduced. The caliper can be mounted on either side of the vehicle and comes in three rotor widths. At just 1.20 pounds, the caliper comes with high performance, high friction brake pads. Additional features include deep cup stainless steel piston for reduced heat transfer, cotter pin, pad retainer, internal fluid passage and blue anodized finish. A specifically designed master cylinder is also available for use with this caliper.

PS1 Calipers
The PS-1 Caliper is compact, lightweight (.93 pounds) and combines the strength of cast aluminum construction with a sleek low profile design. This caliper utilizes two stainless steel deep cup pistons to minimize heat transfer from the .30” thick pad to the brake fluid while employing high temperature square piston seals to control piston retraction. Internal crossover brake fluid passages eliminate the use of external crossover tubes. The PS-1 fits rotors with diameters ranging from 6.00” to 9.00”, thickness sizes from .15” to .20”.

HM Hydra-Mechanical Calipers
These compact, low profile sliding mount calipers are utilized in recreational, industrial, utility, and construction vehicles and are available in either a 1.00” or 1.19” piston bore size. Fits rotors from 6.50” to 9.00” in diameter with a thickness range of .15” to .25”. Multiple Wilwood pad compounds available to match virtually every situation.

MC4 Mechanical Calipers
Wilwood’s innovative MC4 Series of Mechanical Calipers is based on HM2 Hydra-Mechanical caliper, but in a mechanical only design with a widened body to accept 0.810” thick rotors. It is an efficient, multi-use cable operated brake caliper which combines high output performance with simplicity in design and construction. This lightweight, high strength die cast caliper operates in a fixed mount position and requires no additional external return springs. Perfect for automotive brake kits that require a separate parking brake caliper.

Mech Spot Calipers
Wilwood’s single piston floating Mechanical Spot Caliper is compact,lightweight and widely used in Parking Brake, Karting, Sport Utility Vehicles and Light Industrial applications. Its two position, cam-actuated lever permits right or left, front or rear mounting, and accommodates two settings for leverage adjustment.The 1.2 pound Mechanical Spot fits rotors with diameters from 6.00” to 13.00”, thickness from .25” to .81”, and is supplied with pads installed. The caliper is available black or polished finishes.